Are you familiar with HeadingsMap? I use it all the dang time. addons.mozilla.org/en-US/firefo...
HeadingsMap – Get this Extension for 🦊 Firefox (en-US)Download HeadingsMap for Firefox. The extension generates a document-map or index of any web document structured with headings and/or with sections in HTML 5. It shows the headings structure, the erro...addons.mozilla.org